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PROBLEM: No display or audio.
• Check fuse in power cable,(4 amp) replace if necessary.
• Check fuse in fuse box, replace if necessary.
• Make sure power cable is properly grounded.
PROBLEM: Unit alarms when using vehicle equipment
or electrical accessories (brakes, power mirrors/windows,
directionals, horn, etc.)
• Check condition of vehicle's electrical system, including
battery and alternator.
PROBLEM: Audio alerts are not loud enough.
• Cancel Auto Quiet Mode or City Mode
• Check audio level settings.
• Check the voice module's volume control.
• Check Speed Selective Auto Quiet Setting if GPS module is
connected.
If difficulties occur which cannot be solved by information in this
Troubleshooting Guide, please call Whistler Customer Service
at 1-800-531-0004 or visit our FAQ page at
www.whistlergroup.com, before returning your unit for service.
For warranty information, refer to user guide.
TROUBLESHOOTING
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